Foundation of the company
1996
Die Mahild Drying Technologies GmbH is founded by wood technology experts and wood technology engineers who have been working in the field of wood drying for over 40 years and who play a decisive influence on the technology of all-aluminum drying chambers.
First generation UHT
1996
The first generation of the high-temperature dryer UHT enables a 50% reduction in drying time compared to conventional drying.
The history of lumber drying is rewritten
1997
The first Mahild ACT high-speed dryers with air speeds of up to 9 m/s "rewrite the book of drying history" (citing a well known research scientist of FRI in NZ). Cycle times can be reduced from 60 to 50 hours. The OXIVENT system revolutionizes the steam treatment of sawn timber.
Contributions to Science
1998
Two industrial laboratory dryers are built and made available for practical research. One dryer for softwood with a capacity of approx. 35 m³ and one for hardwood with a useful volume of approx. 30 m³.
ECOVENT
1998
With the commissioning of the first ECOVENT system, the development of the successful Mahild heat recovery system begins
Increase in efficiency
1999
Direct heated large capacity dryers allow an 10% increase in thermic efficiency in the hard wood drying process.
Bigger and better
2000
Commissioning of the world's largest pre-dryer with 28 m free span in aluminium construction. The first large-capacity dryer type MH2000 VT-K-Reco combines drying and steaming with a net capacity of 450 m³.
Introduction of the computer control MM4000
2000
From now on, Mahild lumber drying kilns are controlled by our own computer control system and can be individually adapted to the customer's needs.
The annual production rises to over 100 units
2000
Development and improvement
2001
Introduction of the ECO-HEAT system to control the thermal energy demand of 18 chambers. Mahild ACT fast dryers of the 3rd generation allow drying times of 40 h for 38 mm softwood at drying temperatures below 100 °C.
Automated air guiding devices
2002
The automation of air guiding devices reduces loading times and increases operational safety
Weighing system
2002
Introduction of a new method for the determination of the wood moisture content by means of weight measurements of the entire dryer batch.
ECOVENT II
2002
Mahild's second generation heat recovery system provides thermal energy savings of up to 8%.
Annual production increases to over 170 kilns
2003
New developments
2004
The new TURBOVENT system increases the drying capacity in ACT and UHT chambers by 20% without additional electric consumption. An automated door system is presented to ensure faster and safer door operation. The latest generation of UHT technology achieves drying times of 6-7 h for 40 mm softwood
ECOVENT III
2004
The third-generation energy-saving system reduces thermal energy consumption by up to 12% while reducing noise emissions.
Annual production increases to 240 kilns
2004
Expansion
2005
Commissioning of the new manufacturing hall with 7000 m² production area and an annual capacity of 500 units.
UNI-VENT, MAHILD AIR and LOW NOISE
2005
Further development of the aerodynamics for optimized, uniform air velocities in the dryer. The result is the UNI-VENT system. Dryers of all types can now be supplied in the MH 2000 AIR version. The higher air velocity in the chambers allows up to 40% faster drying. Set-up of the first "whisper" dry kiln of the MAHILD MH 2000 LOW NOISE series. Extremely low noise emission and high thermal insulation range characterize this series.
Computer control MM8000 brings service autonomy
2005
The MM8000 computer control with industrial hardware and software makes it possible for the first time to make program adjustments remotely.
New wood drying processes
2006
The second generation of TMT kilns for the temperature treatment of wood is introduced in Europe and South America. The plants can be operated without boiler plants. New generation of ultra-high temperature chambers type MH 2000 UHT ST enables significant energy savings, even faster drying and extremely low maintenance intervals. New drying process for impregnated wood is introduced to the market.
Control system MM 8500
2006
Market launch of the trend-setting control system MM 8500, equipped with: Automatic drying guidance without wood moistness sensors. Wireless wood moisture measurement. Weight measurement according to the principle of sample boards.
CLIMATE MULTI-MEASURING
2006
The new MM4100 control system with CLIMATE MULTI-MEASURING is used for the first time in Europe.
Modern manufacturing processes
2007
New fully automatic CNC machining centre goes into operation and enables fast and flexible "just-in-time" production. The use of even higher quality materials with higher strength values is now possible. In addition, a computer-controlled profiled sheet rolling mill starts production.
DUO-FAN
2007
The innovative DUO-FAN ventilation system sets new standards for energy consumption and economical lumber drying.
Quality improvements
2008
Introduction of large capacity chambers in complete stainless steel construction for extreme applications. Development of a exhaust gas cleaning process for TMT kilns with thermal reuse of the generated heat energy.
TMT40
2009
First wood modification chambers of the type MAHILD TMT40 goes into operation with excellent results in quality and productivity.
PROZONE
2009
Zonal wood moisture measuring system is introduced. The average moisture content of several cubic metres of wood can be determined per zone.
Mahild is earthquake-proof
2010
Development and construction of earthquake-proof large-capacity dryers for high risk earthquake areas.
ECOVENT DUPLEX
2010
The ECOVENT DUPLEX system is introduced to the market with double efficiency.
Weight based wood moisture measuring system
2010
New weight based wood moisture measurement system is introduced. High-precision scales inside the drying chamber weight single board samples, wood stacks or complete chamber batches to measure the wood moisture.
New developments:
2011
FLEXPRESS clamping system to minimize deformation of the uppermost boards in the stack. CONTRAFLOW continuous dryer with counter-rotating feed with constant heat consumption, complete reuse of exhaust air energy and production capacities up to 150 000 m³ p.a.
ECOVENT SOLAR
2011
ECOVENT SOLAR combines the proven ECOVENT system with additional use of solar energy.
Modernised production processes
2011
A revolutionary new welding system for piping is introduced in the production plant, which can meet all standards (BS, ANSI, DIN, ISO, etc.). Installation of welding robots of the latest generation for the production of heating coils.
ADC drying program
2012
ADC drying programs based on real-time weight measurement of the drying charge are developed
LUVO I
2012
The new Mahild LUVO technology allows the use of low temperature hot water (60-75°C) from exhaust heat of thermal power plants and reaches return temperatures of up to 40°C.
MULTI-HUM
2012
Adapted to each customer, each kiln and each Species, the Multi-Hum estimates the moiture content during the entire drying process. Using research performed by our own wood technologies engineering team, we were able to develop a formula that uses the current conditions in the kiln to determine a very accurate moisture measurement, eliminating the need for wired probes or any other type of direct measuring of moisture.
PROZONE meets CONTRAFLOW
2012
The PROZONE wood moisture measuring device was successfully used in the CONTRAFLOW kiln for the first time.
ECOVENT DUPLEX retrofitting
2012
Existing drying kilns (independent of the manufacturer) can be upgraded with the ECOVENT DUPLEX system and heat energy savings of up to 25% can be achieved. In addition, a technique for returning condensate from ECOVENT and ECOVENT DUPLEX units to the conditioning process is being developed.
New production technology
2013
A new laser processing centre enables a production expansion of sheet metal processing by 45%. Commissioning of a new coil line for shaping and cutting of aluminium sheets.
Special drying processes
2013
Special drying process MH2000 ZT for pulp products for the insulation of power transformers is developed. Commissioning of the MH2000 LT paint dryer with automatic zone control technology for drying water-based paints and in a space-saving multiple-tier design.
Developments
2013
TMT systems can be designed with combined heating media to reduce gas consumption. MH ACTIVE exhaust air control of ECOVENT ventilation systems prevents the emission of heated dryer air into the environment.
The development continues
2014
Development of the hydraulic pressure beam system TOP-PRESS of the next generation for the individual pressure load for every single package in the drying chamber. Introduction of the process gas cleaning system MH EFLOX for pressure-controlled post-combustion of exhaust gases from TMT processes. The new drying schedule MH CRT allows productivity increases of 10% with simultaneous savings of 10% in thermal and electrical energy.
Visualisation
2014
The Mahild control software can be implemented with the following user interfaces: WINCC, Wonderware, Intouch, Citect, RSView.
CONTRAFLOW modernization concept
2014
Development of a modernization concept for the conversion of existing double or single-track loaded lumber drying kilns to a CONTRAFLOW continuous dry kiln, providing an increase of 50% in production with no additional thermal energy requirements.
New laser processing centre
2014
Commissioning of a Trumpf laser processing centre for fully automatic tube processing.
LUVO II
2015
The 2nd generation of the MAHILD LUVO system is launched. Due to the high air capacity, short drying times can be achieved despite low temperature drying.
SUPER-ECOVENT
2015
The SUPER-ECOVENT system allows a significant increase in efficiency through a central exhaust air ducting of several combined chambers as well as the use of the energy from the exhaust air to heat your facility.
CFMT
2016
First CONTRAFLOW plant in the conventional temperature range is put into operation
LUVO III
2017
The 3rd generation of the MAHILD LUVO system is installed for the first time and can be combined with a noise protection module.
Control software gets a modern user interface
2018
Mahild & AVEVA
2019
CONTRAFLOW Typ CFX
2019
The Mahild CONTRAFLOW is built for the first time with U-conveying and one gate
PENTAVENT
2019
The new high-efficiency fan impeller PENTAVENT is launched and increases the efficiency of Mahild wood drying kilns by up to 30%.